Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF Russia F3 Qual | 2016/07/03 07:00 | Polyakov, Vladimir v Kalinin, Ivan | 6-4,6-1 |
| Russia F8, Singles Qualifying | 2015/09/06 08:40 | Polyakov, Vladimir v Kalinin, Ivan | 6-3,4-6,6-3 |
| Uzbekistan F2, Singles Qualifying | 2018/04/22 07:30 | Polyakov, Vladimir v Dadabaev, Aziz | 6-0,6-1 |
| ITF Uzbekistan F1 | 2018/04/17 10:30 | Polyakov, Vladimir v Tyurnev, Evgeny | 2-6,2-6 |
| Uzbekistan F1, Singles Qualifying | 2018/04/16 06:20 | Polyakov, Vladimir v Borisiouk, Martin | 6-0,6-1 |
| Uzbekistan F1, Singles Qualifying | 2018/04/15 08:45 | Polyakov, Vladimir v Khomidov, Sherzod | 6-0,6-0 |
| ITF Kazakhstan F3 | 2018/04/10 07:15 | Minin, Matvey v Polyakov, Vladimir | 6-1,6-0 |
| ITF Russia F3 | 2018/03/13 08:35 | Polyakov, Vladimir v Pavel Kotov | 2-6,1-6 |
| ITF Russia F3 | 2018/03/12 07:00 | Polyakov, Vladimir v Ayap, Sagadat | 6-2,6-3 |
| ITF Russia F3 | 2018/03/11 09:00 | Polyakov, Vladimir v Sergei Pogosian | 7-6,6-3 |
| Uzbekistan F2, Singles Qualifying | 2018/04/22 07:35 | Kulibaba, Artur v Kalinin, Ivan | 2-6,2-6 |
| Uzbekistan F1, Singles Qualifying | 2018/04/16 05:00 | Ivan Liutarevich v Kalinin, Ivan | 6-1,6-3 |
| Uzbekistan F1, Singles Qualifying | 2018/04/15 08:00 | Abdumalikov, Khumoun v Kalinin, Ivan | 7-6,4-6,2-6 |
| ITF Kazakhstan F3 Qual | 2018/04/09 04:00 | Semjan, Marek v Kalinin, Ivan | 6-4,6-2 |
| ITF Kazakhstan F3 Qual | 2018/04/08 13:00 | Shonigmatov, Kudratilla v Kalinin, Ivan | 2-6,0-6 |
| ITF Russia F3 | 2018/03/12 10:00 | Kushnirovich, Gary v Kalinin, Ivan | 7-6,6-2 |
| ITF Russia F3 | 2018/03/11 07:00 | Kalinin, Ivan v Khaldeev, Mihail | 4-6,6-2,6-2 |
| ITF Russia F2 | 2018/03/03 11:30 | Pavlioutchenkov, Alexander v Kalinin, Ivan | 5-7,6-3,7-6 |